IF `3x +5Y = 9 and 5x + 3y =7` then find the value of `x+y`

If 3x + 5y = 9 and 5x + 3y = 7 , then what is the value of x + y ?

If 3x + 5y = 21 and 2x +3y = 13 , then find the values of x and y .

Choose the correct alternative answers for the following questions If 3x + 5y =9 and 5x + 3y= 7 , then what is the value of x + y ?

If 3x+5y=9,5x+3y=7 then find the value of x-y .

3x+5y=9 and 4x+3y=7 then find x+y

Let 2x + 3y = 4 and 5x + 6y = 7 . What is the value of 8x + 9y ?